在附件中的两张图片,一张是用变压器输入将单端信号转为双端信号,另外一张是通过OPA695将单端信号转为双端信号。我想问的是第一张图片中的Z0怎么处理,R0=50R,代表信号源阻抗吗?第二张图中的Rin和Cin取多大的值呀?
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Z0 一般是指传输线阻抗,你需要在你的应用频段控制传输线的阻抗。